Results 11 to 20 of about 1,667 (165)
Sensors, 2023 An accurate estimation of the time difference of arrival (TDOA) is crucial in localization, communication, and navigation. However, a low signal-to-noise ratio (SNR) can decrease the reliability of the TDOA estimation result.
Peng Zhang +3 more
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TDOA –FDOA method for tracking of a moving target in a distributed sensor scenario [PDF]
ITM Web of Conferences, 2023 Tracking of an underwater target in ocean environment is very important in both military and civilian applications. This paper focuses on the localization and tracking of a moving target by a passive multi-static sonar system using TOA, Time Difference ...
George Sherly, Muralikrishna P.
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Improving TDOA Radar Performance in Jammed Areas through Neural Network-Based Signal Processing
Sensors, 2023 This paper presents a method for estimating the position of a target under jammed conditions using the Time Difference of Arrival (TDOA) method. The algorithm utilizes a deep neural network to overcome the challenges posed by the jammed conditions.
Jakub Gotthans +2 more
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Comparative Performance Analysis of Time Local Positioning Architectures in NLOS Urban Scenarios
IEEE Access, 2020 Autonomous navigation has meant a challenge for traditional positioning systems. As a consequence, ad-hoc deployments of sensors for addressing particular environment characteristics have emerged known as Local Positioning Systems (LPS). Among LPS, those
Ruben Alvarez +3 more
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Semidefinite Programming Algorithms for 3-D AOA-Based Hybrid Localization
IEEE Open Journal of Signal Processing, 2023 By taking different kinds of measurements at the same time, it may be possible to improve the accuracy of target localization or reduce the number of sensors needed.
Yanbin Zou
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A two‐stage iterative method for short‐wave source localisation
IET Radar, Sonar & Navigation, 2023 Short‐wave source localisation has an important role in many fields. A two‐stage iterative algorithm is proposed based on the ionospheric virtual height (IVH) model using the direction of arrival (DOA) and time difference of arrival (TDOA) measurements ...
Linqiang Jiang +4 more
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A Hybrid AOA and TDOA-Based Localization Method Using Only Two Stations
International Journal of Antennas and Propagation, 2021 Target localization plays an important role in the application of radar, sonar, and wireless sensor networks. In order to improve the localization performance using only two stations, a hybrid localization method based on angle of arrival (AOA) and time ...
Xiaolong Li, Yi Xing, Zhenkai Zhang
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Optimal Sensor Deployment and Velocity Configuration With Hybrid TDOA and FDOA Measurements
IEEE Access, 2019 Source localization based on the hybrid time-difference-of-arrival (TDOA) and frequency-difference-of-arrival (FDOA) measurements from distributed sensors is an essential problem in wireless sensor networks (WSNs).
Weijia Wang +4 more
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A New Method of D-TDOA Time Measurement Based on RTT
MATEC Web of Conferences, 2018 In this paper, a novel difference-time difference of arrival (D-TDOA) time measurement method based on round-trip transmission (RTT) is proposed. The accuracy of time measurement is critical for high accuracy positioning, yet the traditional time ...
Zhou Junjie, Shen LiangJie, Sun Zhenlong
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3D moving target tracking with measurement fusion of TDoA/FDoA/AoA
ICT Express, 2019 In this paper, we investigate the tracking of the 3D moving target when multiple measurements are available. We propose a particle filter-based 3D target tracking algorithm with measurement of time difference of arrival (TDoA), frequency difference of ...
Hyeondeog Seo +5 more
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